#318CA9#318CA9

#318CA9 is a mid, moderate cyan. Relative luminance 0.223; OKLCH L 59.9% C 0.094 H 223.1°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#318CA9
RGB	rgb(49, 140, 169)
HSL	hsl(195, 55%, 43%)
HSV	hsv(195, 71%, 66%)
CMYK	cmyk(71%, 17.2%, 0%, 33.7%)
CIE-LAB	lab(54.31, -17.00, -23.06)
CIE-LCH	lch(54.31, 28.65, 233.61°)
OKLab	oklab(59.92% -0.0689 -0.0645)
OKLCH	oklch(59.92% 0.094 223.1)
XYZ	xyz(17.8032, 22.2717, 40.8890)
Luminance	0.2227 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318CA9 #A94E31

analogous

#31A98A #318CA9 #3150A9

triadic

#318CA9 #A9318C #8CA931

tetradic

#318CA9 #8A31A9 #A94E31 #50A931

square

#318CA9 #8A31A9 #A94E31 #50A931

split-complementary

#318CA9 #A93150 #A98A31

monochromatic

#153D4A #23657A #318CA9 #4CACCB #7CC2D9

Accessibility & contrast

On white

3.85

#318CA9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#318CA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318CA9

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318CA9	#FFFFFF	#000000	##000000
##318CA9	1.00	3.85	5.45	5.45
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B89AB

Deuteranopia (green-blind)

#6B7DA9

Tritanopia (blue-blind)

#009595

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #318ca9;
/* rgb */ color: rgb(49, 140, 169);
/* oklch */ color: oklch(59.9% 0.094 223.1);

Tailwind

colors: {
  custom: {
    50: '#79adc2',
    500: '#318ca9',
    950: '#000000',
  },
}

SCSS

$custom: #318ca9;
$custom-light: #79adc2;
$custom-dark: #000000;

JSON

{
  "hex": "#318ca9",
  "rgb": {
    "r": 49,
    "g": 140,
    "b": 169
  },
  "hsl": {
    "h": 194.5,
    "s": 55.046,
    "l": 42.745
  },
  "oklch": {
    "l": 0.5992,
    "c": 0.09434,
    "h": 223.1
  },
  "luminance": 0.22274
}

Semantic roles & 50–950 ramp

primary

#318CA9

secondary

#C18774

accent

#6D49DE

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #318CA9

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →